US Bridges

Buncombe RD over Trib to Boggy Bayou

Good

Caddo Parish, Louisiana · 0.2 Mi. E. of LA 169 · Structure no. 040900000040429

Built
2016
9 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
80
2019 count
Owner
County
County Highway Agency

About this bridge

Buncombe RD over Trib to Boggy Bayou is a concrete slab carrying Buncombe RD over Trib to Boggy Bayou in Caddo Parish, Louisiana. It was built in 2016, so it is 9 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80 vehicles a day, projected to reach 88 by 2039. The structure is 80 ft (24.4 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesBuncombe RD
CrossesTrib to Boggy Bayou
Location0.2 Mi. E. of LA 169
RouteCounty Highway 0
Coordinates32.38494, -93.96267
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2019)
Projected traffic88 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Buncombe RD over Trib to Boggy Bayou built?

It was built in 2016, making it 9 years old in 2025.

What condition is Buncombe RD over Trib to Boggy Bayou in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does Buncombe RD over Trib to Boggy Bayou carry?

About 80 vehicles per day (2019 count).

How long is Buncombe RD over Trib to Boggy Bayou?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Buncombe RD over Trib to Boggy Bayou?

It is owned by the County Highway Agency.